Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11145205 | Parking fee charging system and operating method thereof | Man Hon Lee | 2021-10-12 |
| 10706723 | Parking fee charging system and operating method thereof | Man Hon Lee | 2020-07-07 |
| D852564 | Headrest | Chungeng Li | 2019-07-02 |
| 9843268 | Power factor correction device and correcting method thereof | Chung-Ping Ku | 2017-12-12 |
| 9742276 | Alternating current injection for constant-on time buck converter—a regulator control method | Kong Soon Ng, Jean-Shin Wu | 2017-08-22 |
| 9577518 | Voltage control method and apparatus for achieving and maintaining a targeted voltage on a load | Kong Soon Ng, Jean-Shin Wu | 2017-02-21 |
| 9154034 | Alternating current injection for constant-on time buck converter—a regulator control method | Kong Soon Ng, Jean-Shin Wu | 2015-10-06 |
| 9113506 | Circuit with adjustable phase delay and a feedback voltage and method for adjusting phase delay and a feedback voltage | Hung-Ching Lee, Yeu-Torng Yau | 2015-08-18 |
| 9101033 | Short protection control circuits and related control methods | Chung-Wei Lin, Hung-Ching Lee, Tsung-Liang Hung, Pai-Feng Liu | 2015-08-04 |
| 8716985 | Power factor correction device and correcting method thereof | Chung-Ping Ku | 2014-05-06 |
| 8335090 | Low cost high efficiency high power solar power conversion system circuit and solar power supply system | Tsung-Liang Hung, Yu-Hsiao Chao, Chi-Hsiung Lee | 2012-12-18 |
| 8248749 | Ionic thermal dissipation device | Chi-Hsiung Lee, Yu-Hsiao Chao, Tsung-Liang Hung | 2012-08-21 |
| 8247996 | Backlight driving system utilizing one PWM controller to control two backlight units separately | Cheng-Ta Lin, Tsung-Liang Hung | 2012-08-21 |
| 7928668 | Lamp control system | Chi-Hsiung Lee | 2011-04-19 |
| 7830102 | Light source driving device | Chi-Hsiung Lee | 2010-11-09 |